This virus will sometimes ask the user a question and not run the infected file unless the answer is "4711", which is the name of a perfume. In the most common variant of the virus the question has been overwritten with garbage. An earlier variant, 731 bytes long is also known.
Disinfection & Removal
Allow F-Secure Anti-Virus to disinfect the relevant files.
For more general information on disinfection, please see Removal Instructions.